Another Earth? NASA hints at planetary discovery
NASA is teasing space enthusiasts, hinting that it may have some big news to announce about other Earth-like planets in the Milky Way. The space agency said it plans to share a new discovery from its Kepler Space Telescope at a news conference scheduled for 9 a.m. PDT on Thursday. The Kepler mission, launched in 2009, is dedicated to finding Earth-like planets in what scientists call the "habitable zone," or the region near stars where...